Let f(x, y) = K(x² + y²) in 0

Please help with HW, question in image

help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working

Boand The Calege Entrance Examination Board was not involved in the production of this material Used with permission Copynight 2010 National Math Science Intative, Dalas, Texas. All rights reserved. Visit us online at www.nms.org. AP is a trademark of the College Entrance Ex atistics StatCorp Exploration Below are the monthly salaries for all 16 employees of the StatCorp Data Analysis Corporation. Answer the questions that follow by yourself or with a partner. Monthly salaries: 6,350 6,125 6,500 2,800 12,800 7,500 5,859 7,400 5,760 7,350 7,250 6,000 2,500 2,500 5,230 5,100 1. Find the mean, median., and standard deviation of employee's salaries. mean = median = standard deviation = 2. Business has been good, so every emplovee receives a raise of $1,000. What will happen to the mean, median, and standard deviation? The mean will The median will The standard deviation will Check yourself: median = standard deviation = mean = 3. Business has not been good. Suppose that we must cut…

please answer in text form and in proper format answer with must explanation , calculation for each part and steps clearly

see 8.png

show work and why it might be negative if you get negative number please thank you

See question attached

The u for days absent from class per month is 4.3. The teacher begins a policy of pop quizzes to see if it affects attendance. What are Ha and Ho?